mainform.cpp

来自「C++ BUILDER精彩编程实例集锦(源码)3 第五部分 系统编程 第六部」· C++ 代码 · 共 40 行

//---------------------------------------------------------------------------

#include <vcl.h>
#pragma hdrstop

#include "MainForm.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{
   Table1->Append();        
}
//---------------------------------------------------------------------------

void __fastcall TForm1::BitBtn2Click(TObject *Sender)
{
  Database1->StartTransaction();
  try
  {
    Table1->Post();
    Database1->Commit();
  }
  catch(...)
  {
    Database1->Rollback();
    MessageBox(NULL,"更新记录出现错误!","信息提示",MB_OK);
  }
  Table1->CommitUpdates();
}
//---------------------------------------------------------------------------